6.7 Cummins Ccv Delete Pros And Cons

The 6.7 Cummins CCV Delete is a popular modification among truck owners, especially those who use their vehicles for heavy-duty tasks.

The CCV, or crankcase ventilation system, is designed to remove blow-by gases from the engine’s crankcase and prevent them from entering the air intake.

However, many truck owners have found that removing the CCV system can lead to improved engine performance, reduced emissions, and increased fuel efficiency.

In this article, we’ll take a closer look at the pros, cons, and what you need to know before deciding to do a 6.7 Cummins CCV Delete.

Ram Cummins 6.7 deleted pros and cons

Top 5 Pros of 6.7 Cummins CCV Delete

Improved engine performance

By removing the CCV system, truck owners have reported improved throttle response, increased horsepower and torque, and smoother running engines.

This is because the CCV system can become clogged over time, reducing the engine’s ability to breathe and perform at its best.

Reduced emissions

Removing the CCV system can also lead to reduced emissions. The CCV system can become clogged, causing the engine to release unburned fuel into the atmosphere.

By removing the CCV system, truck owners can reduce the number of emissions their vehicle produces.

Increased fuel efficiency

Another benefit of the 6.7 Cummins CCV Delete is that it can increase fuel efficiency. By removing the CCV system, the engine can breathe more easily and use fuel more efficiently, leading to better fuel economy.

Reduced engine wear

Removing the CCV system can also lead to reduced engine wear. Blow-by gases can contain oil and other contaminants that can cause the engine to wear prematurely.

By removing the CCV system, truck owners can reduce the number of contaminants that enter the engine and prolong its lifespan.

Easier to maintain

Removing the CCV system can also make it easier to maintain the engine. With the CCV system, truck owners have to regularly check and clean the system to ensure it’s functioning properly.

Without the CCV system, the engine can run cleaner, which can lead to fewer maintenance issues.

It’s important to note: that these benefits may vary depending on the specific vehicle and how it’s used. Additionally, it’s always a good idea to consult with a mechanic or professional before making any modifications to your vehicle.

5 Cons of 6.7 Cummins CCV Delete with

Potential engine damage if not done properly

Removing the CCV system can be a complex task that requires specific knowledge and tools. If the modification is not done properly, it can lead to engine damage or even engine failure.

Can void the engine’s warranty

Many vehicle manufacturers include the CCV system as part of the engine’s warranty. Removing the CCV system can void that warranty, leaving the truck owner responsible for any repairs or damage that may occur.

Requires specific knowledge and tools

As previously mentioned, removing the CCV system requires specific knowledge and tools. It’s not a task that can be easily done by the average truck owner. 

It’s important to seek professional help from a mechanic or shop that is experienced in performing this modification.

Increased engine oil consumption

Removing the CCV system can lead to increased engine oil consumption. This is because the CCV system helps to control the oil consumption of the engine.

Without the CCV system, oil consumption can increase, which can lead to higher maintenance costs.

Before making the modification, check your local laws, regulations, and compliance requirements. It may not be legal in all regions to remove the CCV system, and you may face penalties if you’re caught driving with an illegal modification.

  • You Can See: How to Delete a 6.7 Cummins

6 Things You Need to Know Before Doing a 6.7 Cummins CCV Delete

Before making any modifications to your vehicle, it’s important to check your local laws and regulations regarding emissions compliance.

Removing the CCV system may not be legal in all regions and you may face penalties if you’re caught driving with an illegal modification.

Tools and equipment needed

Removing the CCV system requires specific knowledge and tools. It’s important to have the right equipment, such as a vacuum pump, hoses, and clamps, to properly remove and seal the CCV system.

The 6.7 Cummins CCV Delete is a complex task that requires specific knowledge and skills. It’s important to seek professional help from a mechanic or shop that is experienced in performing this modification.

Ask for recommendations from other truck owners or research shops online to find one that has experience and positive reviews.

Potential costs of 6.7 Cummins CCV

The cost of the 6.7 Cummins CCV Delete can vary depending on the specific vehicle and the shop you choose. 

It’s important to get a detailed estimate of the costs involved, including parts, labor, and any other related expenses.

Warranty of  6.7 Cummins CCV

Before doing this modification, check your vehicle’s warranty, it may void the engine’s warranty or other parts of the vehicle, leaving you responsible for repairs or damage that may occur.

Effects on Engine

Removing the CCV system can lead to improved engine performance, reduced emissions, and increased fuel efficiency, but it also has cons, such as potential engine damage, increased oil consumption, and other issues.

It’s important to weigh the pros and cons and consider the specific use of your vehicle before deciding to do a 6.7 Cummins CCV Delete.

6 Most Frequently Asked Questions

What is a 6.7 Cummins CCV Delete?

The 67 Cummins CCV Delete is a modification that involves removing the Crankcase Ventilation (CCV) system from a 67 Cummins diesel engine. This system is designed to remove blow-by gases from the engine’s crankcase and redirect them back into the intake system.

Why do people do a 6.7 Cummins CCV Delete?

People do a 67 Cummins CCV Delete to improve engine performance, reduce emissions, and increase fuel efficiency. The CCV system can become clogged over time, which can lead to decreased performance and increased emissions. Removing the system can help to improve these issues.

What are the potential risks of a 6.7 Cummins CCV Delete?

Potential risks of a 6.7 Cummins CCV Delete include engine damage, increased oil consumption, and voiding of the engine’s warranty. It’s important to consult with a professional and have a clear understanding of the risks and benefits before making any modifications to your vehicle.

Can I do a 6.7 Cummins CCV Delete myself?

Removing the CCV system requires specific knowledge and tools. It’s recommended to seek professional help from a mechanic or shop that is experienced in performing this modification.

Will a 6.7 Cummins CCV Delete void my engine’s warranty?

It’s important to check your vehicle’s warranty before making any modifications. Removing the CCV system can void the engine’s warranty or other parts of the vehicle, leaving you responsible for repairs or damage that may occur.

Are there any legal or emissions compliance issues with a 6.7 Cummins CCV Delete?

Before making any modifications to your vehicle, it’s important to check your local laws and regulations regarding emissions compliance. Removing the CCV system may not be legal in all regions and you may face penalties if you’re caught driving with an illegal modification.

Conclusion

In conclusion, the 6.7 Cummins CCV Delete is a popular modification among truck owners that can lead to improved engine performance, reduced emissions, and increased fuel efficiency.

However, it also comes with potential downsides such as engine damage, increased oil consumption, and voiding the engine’s warranty.

Before making the decision to do a 6.7 Cummins CCV Delete, it’s important to consider the specific use of your vehicle and weigh the pros and cons.

To ensure a successful 6.7 Cummins CCV Delete, it’s essential to comply with legal and emissions regulations, have the right tools and equipment, seek the help of experienced mechanics or shops, and be aware of the potential costs involved. 

Additionally, it’s important to check your vehicle’s warranty and be aware of the effects it can have on your engine.

Overall, truck owners should do their research, consider their specific needs, and make an informed decision before proceeding with a 6.7 Cummins CCV Delete. It’s important to consult with a professional and have a clear understanding of the risks and benefits before making any modifications to your vehicle.

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Author

  • MoparProud

    MoparProud brings a rich background in automotive mechanics to the Truckguider team. With over 20 years of hands-on experience, he is an expert in engine mechanics, particularly the 5.7 Hemi and 6.7 Cummins engines. His insights have also made valuable contributions to forums like Cummins Forum, solidifying his reputation in the automotive community.

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